| Designed for Walther PDP pistols Compatible with RMR, 507C & 508T optics Optics-height suppressor sights Tritium illuminated front sight Black front ring for subdued sight picture Optimized for red dot optic use | Lower 1/3 co-witness capability CNC-machined steel construction Black nitride corrosion-resistant finish Day & night visibility performance Ideal for duty, carry, and defensive applications Made in USA by Night Fision |